Dey, Sanjoy Kumer, Zakia Nahar, Suparna Chowdhury, M Shahidullah, and Shahana A Rahman. “Immune Response to Hepatitis B Virus Vaccine in Term and Preterm Babies Received As Per EPI Schedule”. Bangladesh Journal of Child Health 33, no. 1 (August 5, 2010): 1–5. Accessed October 16, 2025. https://www.banglajol.info/index.php/BJCH/article/view/5668.